I would suggest train ID TR7728 which departs Cambridge at 17:01 and arrives at Birmingham New Street at 19:44.
That would be good, can I get tickets for 5 people?
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restaurant-day restaurant-food restaurant-people restaurant-pricerange restaurant-time train-day train-departure train-destination train-leaveat train-people
restaurant-day restaurant-food restaurant-people restaurant-pricerange restaurant-time train-day train-departure train-destination train-leaveat train-people
restaurant-day restaurant-food restaurant-people restaurant-pricerange restaurant-time train-day train-departure train-destination train-leaveat train-people